Home / 68,742.33-94,735.99-53,611.08

Finding the Fourth Proportional to 68,742.33, 94,735.99 and 53,611.08

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Solution

The fourth proportional to 68,742.33, 94,735.99 and 53,611.08 is: 73,883.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,742.33 : 94,735.99 = 53,611.08 : x
  2. Step 2: Convert to fraction form
    68,742.33/94,735.99 = 53,611.08/x
  3. Step 3: Cross multiply
    68,742.33x = 94,735.99 × 53,611.08
  4. Step 4: Simplify right side
    68,742.33x = 5,078,898,738.77
  5. Step 5: Solve for x
    x = 5,078,898,738.77/68,742.33
  6. Step 6: Final answer
    x = 73,883.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.